[INFO] crate histogram 0.6.9 is already in cache
[INFO] extracting crate histogram 0.6.9 into work/ex/beta-1.38-1/sources/1.37.0/reg/histogram/0.6.9
[INFO] extracting crate histogram 0.6.9 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/histogram/0.6.9
[INFO] validating manifest of histogram-0.6.9 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of histogram-0.6.9 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing histogram-0.6.9
[INFO] finished frobbing histogram-0.6.9
[INFO] frobbed toml for histogram-0.6.9 written to work/ex/beta-1.38-1/sources/1.37.0/reg/histogram/0.6.9/Cargo.toml
[INFO] started frobbing histogram-0.6.9
[INFO] finished frobbing histogram-0.6.9
[INFO] frobbed toml for histogram-0.6.9 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/histogram/0.6.9/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing histogram-0.6.9 against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/histogram/0.6.9:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 88cc525c2f74d84b83ed3e72395022a635824ec6739c34f517c4a964082586ab
[INFO] running `"docker" "start" "-a" "88cc525c2f74d84b83ed3e72395022a635824ec6739c34f517c4a964082586ab"`
[INFO] [stderr]    Compiling histogram v0.6.9 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `"docker" "inspect" "88cc525c2f74d84b83ed3e72395022a635824ec6739c34f517c4a964082586ab"`
[INFO] running `"docker" "rm" "-f" "88cc525c2f74d84b83ed3e72395022a635824ec6739c34f517c4a964082586ab"`
[INFO] [stdout] 88cc525c2f74d84b83ed3e72395022a635824ec6739c34f517c4a964082586ab
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/histogram/0.6.9:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 1d9986c68777db665cc2ae2feb50512fa33013f6d8b9df2d7fe611cda2154dd0
[INFO] running `"docker" "start" "-a" "1d9986c68777db665cc2ae2feb50512fa33013f6d8b9df2d7fe611cda2154dd0"`
[INFO] [stderr]    Compiling histogram v0.6.9 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.02s
[INFO] running `"docker" "inspect" "1d9986c68777db665cc2ae2feb50512fa33013f6d8b9df2d7fe611cda2154dd0"`
[INFO] running `"docker" "rm" "-f" "1d9986c68777db665cc2ae2feb50512fa33013f6d8b9df2d7fe611cda2154dd0"`
[INFO] [stdout] 1d9986c68777db665cc2ae2feb50512fa33013f6d8b9df2d7fe611cda2154dd0
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/histogram/0.6.9:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] bdbebc0390dc3364052148e940d5c4626f588c6ed63903e6e80ad5f2ac6f3d35
[INFO] running `"docker" "start" "-a" "bdbebc0390dc3364052148e940d5c4626f588c6ed63903e6e80ad5f2ac6f3d35"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/histogram-9dfe660abef72d9f
[INFO] [stdout] 
[INFO] [stdout] running 20 tests
[INFO] [stdout] test tests::test_decrement_by_example_0 ... ok
[INFO] [stdout] test tests::test_get_index_0 ... ok
[INFO] [stdout] test tests::test_get ... ok
[INFO] [stdout] test tests::test_decrement_example_0 ... ok
[INFO] [stdout] test tests::test_index_value_1 ... ok
[INFO] [stdout] test tests::test_index_value_0 ... ok
[INFO] [stdout] test tests::test_increment_1 ... ok
[INFO] [stdout] test tests::test_iterator ... ok
[INFO] [stdout] test tests::test_percentile ... ok
[INFO] [stdout] test tests::test_percentile_bad ... ok
[INFO] [stdout] test tests::test_too_large ... ok
[INFO] [stdout] test tests::test_width_1 ... ok
[INFO] [stdout] test tests::test_width_2 ... ok
[INFO] [stdout] test tests::test_width_3 ... ok
[INFO] [stdout] test tests::test_index_value_2 ... ok
[INFO] [stdout] test tests::test_decrement_4 ... ok
[INFO] [stdout] test tests::test_decrement_5 ... ok
[INFO] [stdout] test tests::test_increment_0 ... ok
[INFO] [stdout] test tests::test_decrement_0 ... ok
[INFO] [stdout] test tests::test_decrement_1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests histogram
[INFO] [stdout] 
[INFO] [stdout] running 26 tests
[INFO] [stdout] test src/lib.rs - Config::max_memory (line 111) ... ok
[INFO] [stdout] test src/lib.rs - Config::max_value (line 124) ... ok
[INFO] [stdout] test src/lib.rs - Bucket::id (line 232) ... ok
[INFO] [stdout] test src/lib.rs - Config::new (line 87) ... ok
[INFO] [stdout] test src/lib.rs - Bucket::value (line 206) ... ok
[INFO] [stdout] test src/lib.rs - Bucket::count (line 219) ... ok
[INFO] [stdout] test src/lib.rs -  (line 28) ... ok
[INFO] [stdout] test src/lib.rs - Bucket::width (line 245) ... ok
[INFO] [stdout] test src/lib.rs - Config::precision (line 98) ... ok
[INFO] [stdout] test src/lib.rs - Histogram::clear (line 386) ... ok
[INFO] [stdout] test src/lib.rs - Histogram::configure (line 338) ... ok
[INFO] [stdout] test src/lib.rs - Histogram::buckets_total (line 837) ... ok
[INFO] [stdout] test src/lib.rs - Histogram::decrement_by (line 476) ... ok
[INFO] [stdout] test src/lib.rs - Histogram::entries (line 822) ... ok
[INFO] [stdout] test src/lib.rs - Histogram::get (line 521) ... ok
[INFO] [stdout] test src/lib.rs - Histogram::decrement (line 458) ... ok
[INFO] [stdout] test src/lib.rs - Histogram::increment_by (line 421) ... ok
[INFO] [stdout] test src/lib.rs - Histogram::increment (line 406) ... ok
[INFO] [stdout] test src/lib.rs - Histogram::mean (line 694) ... ok
[INFO] [stdout] test src/lib.rs - Histogram::maximum (line 679) ... ok
[INFO] [stdout] test src/lib.rs - Histogram::new (line 327) ... ok
[INFO] [stdout] test src/lib.rs - Histogram::merge (line 793) ... ok
[INFO] [stdout] test src/lib.rs - Histogram::minimum (line 664) ... ok
[INFO] [stdout] test src/lib.rs - Histogram::percentile (line 590) ... ok
[INFO] [stdout] test src/lib.rs - Histogram::stddev (line 756) ... ok
[INFO] [stdout] test src/lib.rs - Histogram::stdvar (line 722) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 26 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "bdbebc0390dc3364052148e940d5c4626f588c6ed63903e6e80ad5f2ac6f3d35"`
[INFO] running `"docker" "rm" "-f" "bdbebc0390dc3364052148e940d5c4626f588c6ed63903e6e80ad5f2ac6f3d35"`
[INFO] [stdout] bdbebc0390dc3364052148e940d5c4626f588c6ed63903e6e80ad5f2ac6f3d35